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    SubjectRe: [PATCH 7/7] clone3: ensure copy_thread_tls is implemented
    On Thu, Jan 2, 2020 at 7:09 PM Christian Brauner
    <christian.brauner@ubuntu.com> wrote:
    > I'm in favor of this change. But we need to make sure that any arch
    > which now has ARCH_WANTS_SYS_CLONE3 set but doesn't implement
    > copy_thread_tls() is fixed.
    >
    > Once all architectures have clone3() support - and there are
    > just a few by now (IA64 comes to mind) this means we should also be able
    > to get rid of of copy_thread() completely. That seems desirable to me as
    > it makes the codepaths easier to follow.

    I've already implemented copy_thread_tls for all arches that currently
    have ARCH_WANTS_SYS_CLONE3 in the previous 5 patches. The #error is
    there so that any future arches that wire up clone3 don't forget to
    implement copy_thread_tls as well.

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